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Livermore
Livermore
ZHEN

ProShare Advisors LLC

SEC CIK
0001357955
Latest filing
Aug 11, 2026

CIEN holding history

Ciena Corp in every 13F filed by ProShare Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CIEN overviewAll 13F holders of CIENFull Q2 2026 holdings

Shares (Q2 2026)
28,969
Value
$14.2M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of CIEN by ProShare Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202628,969$14.2M<0.1%+3,414+13.4%AddedHolders
Q1 202625,555$9.92M<0.1%+19,899+351.8%AddedHolders
Q4 20255,656$1.32M<0.1%−355−5.9%ReducedHolders
Q3 20256,011$875.6K<0.1%−290−4.6%ReducedHolders
Q2 20256,301$512.5K<0.1%+247+4.1%AddedHolders
Q1 20256,054$365.8K<0.1%−702−10.4%ReducedHolders
Q4 20246,756$573.0K<0.1%+492+7.9%AddedHolders
Q3 20246,264$385.8K<0.1%−555−8.1%ReducedHolders
Q2 20246,819$328.5K<0.1%−261−3.7%ReducedHolders
Q1 20247,080$350.1K<0.1%−697−9.0%ReducedHolders
Q4 20237,777$350.0K<0.1%−297−3.7%ReducedHolders
Q3 20238,074$381.6K<0.1%−640−7.3%ReducedHolders
Q2 20238,714$370.3K<0.1%−115−1.3%ReducedHolders
Q1 20238,829$463.7K<0.1%−5,240−37.2%ReducedHolders
Q4 202214,069$717.2K<0.1%+390+2.9%AddedHolders
Q3 202213,679$554.0K<0.1%−1,254−8.4%ReducedHolders
Q2 202214,933$683.0K<0.1%−6,346−29.8%ReducedHolders
Q1 202221,279$1.29M<0.1%−4,734−18.2%ReducedHolders
Q4 202126,013$2.00M<0.1%+6,300+32.0%AddedHolders
Q3 202119,713$1.01M<0.1%−1,111−5.3%ReducedHolders
Q2 202120,824$1.19M<0.1%+260+1.3%AddedHolders
Q1 202120,564$1.13M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.